More fixes for failures on the Windows bot

pkg/analysis_server/test/edit/test_all.dart

Index: pkg/analysis_server/test/edit/test_all.dart
diff --git a/pkg/analysis_server/test/edit/test_all.dart b/pkg/analysis_server/test/edit/test_all.dart
index e9a9ea157d33cc62fb0c49113d3cfd8cf88e95e8..ef861d8ce4e5ddd6bc12087a813356072cda5d0b 100644
--- a/pkg/analysis_server/test/edit/test_all.dart
+++ b/pkg/analysis_server/test/edit/test_all.dart
@@ -6,6 +6,7 @@ library test.edit.all;
 
 import 'package:unittest/unittest.dart';
 
+import '../utils.dart';
 import 'assists_test.dart' as assists_test;
 import 'fixes_test.dart' as fixes_test;
 import 'format_test.dart' as format_test;
@@ -17,7 +18,7 @@ import 'sort_members_test.dart' as sort_members_test;
  * Utility for manually running all tests.
  */
 main() {
-  groupSep = ' | ';
+  initializeTestEnvironment();
   group('edit', () {
     assists_test.main();
     fixes_test.main();